Forum Discussion

Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
10 years ago

How is HPS configured during boot?

We have previously used Cyclone devices without SoC. We are now using Arria 10. I am wondering how the HPS gets its initial configuration. In QSYS, the HPS can be configured many different ways. ...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
10 years ago

--- Quote Start ---

The boot ROM is built into the HPS. The boot select pins (BSEL[2:0]) tell the boot ROM where to find the second-statge bootloader.

--- Quote End ---

Thanks for responding. Is the Boot ROM in the HPS fixed, or is its code somehow modified depending on the options selected during QSYS design.